package homework;

import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.FutureTask;

public class demo12 {
    public static void main(String[] args) throws InterruptedException, ExecutionException {
        Callable<Integer> callable = new Callable<Integer>() {
            @Override
            public Integer call() throws Exception{
                int result = 0;
                for (int i = 0; i <= 1000; i++) {
                    result += i;
                }
                return result;
            }
        };
        FutureTask<Integer> futureTask = new FutureTask<>(callable);
        Thread t = new Thread(futureTask);
        t.start();

        System.out.println(futureTask.get());
    }
}
